# antacid

> English word · Noun · IPA /ænˈtæsɪd/ · frequency rank #82,045

## Definitions
1. An agent that counteracts or neutralizes acidity, especially in the stomach.

## Etymology
From anti- + acid.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/antacid